Knock, knock.
Who's there?
IBC.
IBC who?
I'll be seeing you later.
Knock, knock.
Who's there?
IBC.
IBC who?
I'll be seeing you later.
Alright listen up, genius. This is a knock-knock joke, right? So, the setup is "IBC who?" and the punchline is "I'll be seeing you later." Get it? IBC sounds like "I'll be seeing." You probably still don't get it, and that's ok, because you are probably a person that picks their nose and eats it.